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Shape Memory Polymer Composites: 4D Printing, Smart Structures, and Applications. [PDF]

open access: yesResearch (Wash D C), 2023
Shape memory polymers (SMPs) and their composites (SMPCs) are smart materials that can be stably deformed and then return to their original shape under external stimulation, thus having a memory of their shape.
Yan S   +5 more
europepmc   +2 more sources

Shape Memory Polymer Foam Based on Nanofibrillar Composites of Polylactide/Polyamide. [PDF]

open access: yesMolecules
This paper presents the novel development of a shape memory polymer foam based on polymer–polymer nanocomposites. Herein, polylactide (PLA)/biosourced polyamide (PA) foams are fabricated by in situ fibrillation of polymer blends and a subsequent ...
Elumalai D   +5 more
europepmc   +2 more sources

Review of Thermoresponsive Electroactive and Magnetoactive Shape Memory Polymer Nanocomposites. [PDF]

open access: yesACS Omega, 2022
Electroactive and magnetoactive shape memory polymer nanocomposites (SMCs) are multistimuli-responsive smart materials that are of great interest in many research and industrial fields.
Sánchez CP   +3 more
europepmc   +2 more sources

Shape-memory properties of magnetically active triple-shape nanocomposites based on a grafted polymer network with two crystallizable switching segments [PDF]

open access: yeseXPRESS Polymer Letters, 2012
Thermo-sensitive shape-memory polymers (SMP), which are capable of memorizing two or more different shapes, have generated significant research and technological interest. A triple-shape effect (TSE) of SMP can be activated e.g.
A. Lendlein   +3 more
doaj   +2 more sources

4D Printing of Multicomponent Shape-Memory Polymer Formulations

open access: yesApplied Sciences, 2022
Four-dimensional (4D) printing technology, as a next-generation additive manufacturing method, enables printed objects to further change their shapes, functionalities, or properties upon exposure to external stimuli.
Muhammad Yasar Razzaq   +5 more
doaj   +2 more sources

Constitutive model for epoxy shape memory polymer with regulable phase transition temperature

open access: yesInternational Journal of Smart and Nano Materials, 2021
The epoxy shape memory polymer (SMP) with adjustable phase transition temperature is a kind of high-performance shape memory polymer, which can change its phase transition temperature and improve its mechanical properties through the process of photo ...
Fei Zhao   +5 more
doaj   +2 more sources

A 3D Anisotropic Thermomechanical Model for Thermally Induced Woven-Fabric-Reinforced Shape Memory Polymer Composites. [PDF]

open access: yesSensors (Basel), 2023
Soft robotic grippers offer great advantages over traditional rigid grippers with respect to grabbing objects with irregular or fragile shapes. Shape memory polymer composites are widely used as actuators and holding elements in soft robotic grippers ...
Wang Y   +5 more
europepmc   +2 more sources

Shape Memory and Shape Changing Polymers in Cell Mechanobiology [PDF]

open access: yesBaspārish, 2022
The tissues in the human body comprise complex assemblages of several different types of cells that are dispersed on an extracellular matrix (ECM).
mehdi sheikhi, Fatemeh Rafiemanzelat
doaj   +1 more source

Shape Memory Polymer Foam for Autonomous Climate-Adaptive Building Envelopes

open access: yesBuildings, 2022
Reducing the continuously growing cooling energy demand of buildings is an important part of achieving global emission targets. Here, we present an innovative scenario of how the integration of a programmable material into a climate-adaptive building ...
Mario Walter   +7 more
doaj   +1 more source

Shape memory polymer with programmable recovery onset

open access: yesNature, 2023
A four-dimensional printable shape memory hydrogel with shape-shifting onset adjustable by changing the programming conditions is reported. Stimulus-responsive shape-shifting polymers^ 1 – 3 have shown unique promise in emerging applications, including ...
Chujun Ni   +20 more
semanticscholar   +1 more source

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